Roof Underlay
PartBreathable waterproof membrane between staves and shingles that stops trapped condensation rotting the crown. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Breathable waterproof membrane between staves and shingles that stops trapped condensation rotting the crown. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.